|District|Counties Represented|Delegate|Party|First Elected|Committee|
|---|---|---|---|---|---|
|1A|Allegany, Garrett|Wendell R. Beitzel|Republican|2006|Health and Government Operations|
|1B|Allegany|Kevin Kelly|Democratic|1986|Judiciary|
|1C|Allegany, Washington|LeRoy E. Myers, Jr.|Republican|2002|Appropriations|
|2A|Washington|Andrew A. Serafini|Republican|2008|Ways and Means|
|2B|Washington|Christopher B. Shank|Republican|1998|Judiciary|
|2C|Washington|John P. Donoghue|Democratic|1990|Health and Government Operations|
|3A|Frederick|Galen R. Clagett|Democratic|2002|Appropriations|
|3A|Frederick|Sue Hecht|Democratic|1994|Economic Matters|
|3B|Frederick, Washington|Michael Hough|Republican|2002|Health and Government Operations|
|4A|Frederick|Joseph R. Bartlett|Republican|1998|Ways and Means|
|4A|Frederick|Kelly M. Schulz|Republican|2011|Environmental Matters|
|4B|Carroll, Frederick|Donald B. Elliott|Republican|1986|Health and Government Operations|
|5A|Carroll|Tanya Thornton Shewell|Republican|2004|Environmental Matters|
|5A|Carroll|Nancy R. Stocksdale|Republican|1994|Appropriations|
|9B|Carroll|Susan W. Krebs|Republican|2002|Ways and Means|

Question: how many total different committes are listed?
Answer: 6